Added monasca auth class
Added monasca auth class

Change-Id: I7bcee0a760adbfaa45880936687441a2a405a33d

twc-openstack/puppet-monasca,twc-openstack/puppet-monasca,openstack/puppet-monasca,openstack/puppet-monasca,openstack/puppet-monasca,openstack/puppet-monasca,openstack/puppet-monasca